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[AST] Refactor name lookup a bit #18317

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Merged
merged 3 commits into from
Jul 28, 2018
Merged

[AST] Refactor name lookup a bit #18317

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1cf6ef1
[Name lookup] Factor out AnyObject lookup.
DougGregor Jul 27, 2018
081a6af
[Name lookup] Factor out qualified lookup into a module.
DougGregor Jul 28, 2018
48fb227
[Name lookup] Factor out core “qualified lookup in a set of TypeDecls”.
DougGregor Jul 28, 2018
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26 changes: 26 additions & 0 deletions include/swift/AST/DeclContext.h
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Original file line number Diff line number Diff line change
Expand Up @@ -486,6 +486,32 @@ class alignas(1 << DeclContextAlignInBits) DeclContext {
LazyResolver *typeResolver,
SmallVectorImpl<ValueDecl *> &decls) const;

/// Look for the set of declarations with the given name within the
/// given set of type declarations.
///
/// \param types The type declarations to look into.
///
/// \param member The member to search for.
///
/// \param options Options that control name lookup, based on the
/// \c NL_* constants in \c NameLookupOptions.
///
/// \param[out] decls Will be populated with the declarations found by name
/// lookup.
///
/// \returns true if anything was found.
bool lookupQualified(ArrayRef<TypeDecl *> types, DeclName member,
NLOptions options,
SmallVectorImpl<ValueDecl *> &decls) const;

/// Perform qualified lookup for the given member in the given module.
bool lookupQualified(ModuleDecl *module, DeclName member, NLOptions options,
SmallVectorImpl<ValueDecl *> &decls) const;

/// Perform \c AnyObject lookup for the given member.
bool lookupAnyObject(DeclName member, NLOptions options,
SmallVectorImpl<ValueDecl *> &decls) const;

/// Look up all Objective-C methods with the given selector visible
/// in the enclosing module.
void lookupAllObjCMethods(
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